échouer

listen to the pronunciation of échouer
الفرنسية - الإنجليزية
{v} miscarry
{v} plough
{v} plow
{v} lose
{v} founder
{v} strand
fall short of, fail; go away, miscarry; run aground, ground; end up, break down; go under, collapse, misfire
run aground
fall through
come to grief
fail

Such a childish plan is bound to fail. - Un plan aussi enfantin est destiné à échouer.

What if we should fail? - Que se passera-t-il si nous devions échouer ?

go by the board